12357733185128 has 16 divisors (see below), whose sum is σ = 23184307822500. Its totient is φ = 6175251099136.

The previous prime is 12357733184989. The next prime is 12357733185151. The reversal of 12357733185128 is 82158133775321.

It can be written as a sum of positive squares in 2 ways, for example, as 9019943035684 + 3337790149444 = 3003322^2 + 1826962^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 451922153 + ... + 451949496.

Almost surely, 2^{12357733185128} is an apocalyptic number.

It is an amenable number.

12357733185128 is a deficient number, since it is larger than the sum of its proper divisors (10826574637372).

12357733185128 is a wasteful number, since it uses less digits than its factorization.

12357733185128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903873364 (or 903873360 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 56.

The spelling of 12357733185128 in words is "twelve trillion, three hundred fifty-seven billion, seven hundred thirty-three million, one hundred eighty-five thousand, one hundred twenty-eight".